update changelog [skip CI]
update changelog [skip CI]


Former-commit-id: ee37d4be46b44a1cefe5016c00069175323d13a3 [formerly 8d5442d197f1d10a0d029addaa1fee9a79e4243c]
Former-commit-id: 785cbd5db130e21d80a0885aaaed6e77c5827f0a
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine